808865986

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{1120313}}^1$

素因数の和:1120353

約数の個数: 12

約数和(自身を含む): 1280518902

約数和(自身を除く): 471652916

約数列:

[1, 2, 19, 38, 361, 722, 1120313, 2240626, 21285947, 42571894, 404432993, 808865986]

約数ペア:

[(1, 808865986), (2, 404432993), (19, 42571894), (38, 21285947), (361, 2240626), (722, 1120313)]